﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
       
             private int in1;
        private int in2;
        private double dou1;
        private double dou2;
        private string str1;
        private string str2;
        private int in3;
        public int In1 { get; set; }
        public int In2 { get; set; }
        public double Dou1 { get; set; }
        public double Dou2 { get; set; }
        public string Str1 { get; set; }
        public string Str2 { get; set; }
        public int In3 { get; set; }

        public int T1(int in1, int in2)
        {
            return this.in1 + this.In2;
        }
        public double T1(double dou1, double dou2)
        {
            return this.Dou1 + this.Dou2;
        }
        public string T1(string str1, string str2)
        {
            return this.Str1 + this.Str2;
        }
        public int T1(int in3)
        {
            int sum = 0;
            for (int i = 1; i <= in3; i++)
            {
                sum = sum + i;
            }
            return sum;
        }
    }
    }

